diff options
| author | Neil Horman <nhorman@openssl.org> | 2023-09-01 11:28:33 -0400 |
|---|---|---|
| committer | Tomas Mraz <tomas@openssl.org> | 2024-01-05 17:15:42 +0100 |
| commit | 51036a43753f565443acdb81f2ed2857c029ee68 (patch) | |
| tree | d3d7b0a24da1fd68b3b78c3cf1276960de7c64fc | |
| parent | 766628d6af53b0519a54c922b32d4d79eb85ee2f (diff) | |
implement dupctx for aes_WRAP methods
create a dupctx method for aes_WRAP implementations of all sizes
Fixes #21887
Reviewed-by: Paul Dale <pauli@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23102)
(cherry picked from commit a5bea0a8d423c7e52052d903b99f75034e78cecf)
| -rw-r--r-- | providers/implementations/ciphers/cipher_aes_wrp.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/providers/implementations/ciphers/cipher_aes_wrp.c b/providers/implementations/ciphers/cipher_aes_wrp.c index 8bddf475e2..945bdc5a18 100644 --- a/providers/implementations/ciphers/cipher_aes_wrp.c +++ b/providers/implementations/ciphers/cipher_aes_wrp.c @@ -66,6 +66,26 @@ static void *aes_wrap_newctx(size_t kbits, size_t blkbits, return wctx; } +static void *aes_wrap_dupctx(void *wctx) +{ + PROV_AES_WRAP_CTX *ctx = wctx; + PROV_AES_WRAP_CTX *dctx = wctx; + + if (ctx == NULL) + return NULL; + dctx = OPENSSL_memdup(ctx, sizeof(*ctx)); + + if (dctx != NULL && dctx->base.tlsmac != NULL && dctx->base.alloced) { + dctx->base.tlsmac = OPENSSL_memdup(dctx->base.tlsmac, + dctx->base.tlsmacsize); + if (dctx->base.tlsmac == NULL) { + OPENSSL_free(dctx); + dctx = NULL; + } + } + return dctx; +} + static void aes_wrap_freectx(void *vctx) { PROV_AES_WRAP_CTX *wctx = (PROV_AES_WRAP_CTX *)vctx; @@ -281,6 +301,7 @@ static int aes_wrap_set_ctx_params(void *vctx, const OSSL_PARAM params[]) { OSSL_FUNC_CIPHER_UPDATE, (void (*)(void))aes_##mode##_cipher }, \ { OSSL_FUNC_CIPHER_FINAL, (void (*)(void))aes_##mode##_final }, \ { OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))aes_##mode##_freectx }, \ + { OSSL_FUNC_CIPHER_DUPCTX, (void (*)(void))aes_##mode##_dupctx }, \ { OSSL_FUNC_CIPHER_GET_PARAMS, \ (void (*)(void))aes_##kbits##_##fname##_get_params }, \ { OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \ |